.login_box {
  margin: 0 auto;
  width: 80%;
  min-height: 12rem;
  background: #fff;
  border-radius: 0.2rem;
  position: relative;
}

.login_box .bg_box1 {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 94%;
  height: 0.6rem;
  background: rgba(255, 255, 255, 0.5);
  transform: translate(-50%, 99%);
  border-radius: 0 0 0.2rem 0.2rem;
}

.login_box .bg_box2 {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 88%;
  height: 1.2rem;
  background-color: rgba(242, 246, 253, 0.3);
  transform: translate(-50%, 99%);
  border-radius: 0 0 0.2rem 0.2rem;
}
